1 /*
2 * Control interface for shared AP commands
3 * Copyright (c) 2004-2009, Jouni Malinen <j@w1.fi>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
8 *
9 * Alternatively, this software may be distributed under the terms of BSD
10 * license.
11 *
12 * See README and COPYING for more details.
13 */
14
15 #include "utils/includes.h"
16
17 #include "utils/common.h"
18 #include "hostapd.h"
19 #include "ieee802_1x.h"
20 #include "wpa_auth.h"
21 #include "ieee802_11.h"
22 #include "sta_info.h"
23 #include "wps_hostapd.h"
24 #include "ctrl_iface_ap.h"
25
26
hostapd_ctrl_iface_sta_mib(struct hostapd_data * hapd,struct sta_info * sta,char * buf,size_t buflen)27 static int hostapd_ctrl_iface_sta_mib(struct hostapd_data *hapd,
28 struct sta_info *sta,
29 char *buf, size_t buflen)
30 {
31 int len, res, ret;
32
33 if (sta == NULL) {
34 ret = os_snprintf(buf, buflen, "FAIL\n");
35 if (ret < 0 || (size_t) ret >= buflen)
36 return 0;
37 return ret;
38 }
39
40 len = 0;
41 ret = os_snprintf(buf + len, buflen - len, MACSTR "\n",
42 MAC2STR(sta->addr));
43 if (ret < 0 || (size_t) ret >= buflen - len)
44 return len;
45 len += ret;
46
47 res = ieee802_11_get_mib_sta(hapd, sta, buf + len, buflen - len);
48 if (res >= 0)
49 len += res;
50 res = wpa_get_mib_sta(sta->wpa_sm, buf + len, buflen - len);
51 if (res >= 0)
52 len += res;
53 res = ieee802_1x_get_mib_sta(hapd, sta, buf + len, buflen - len);
54 if (res >= 0)
55 len += res;
56 res = hostapd_wps_get_mib_sta(hapd, sta->addr, buf + len,
57 buflen - len);
58 if (res >= 0)
59 len += res;
60
61 return len;
62 }
63
64
hostapd_ctrl_iface_sta_first(struct hostapd_data * hapd,char * buf,size_t buflen)65 int hostapd_ctrl_iface_sta_first(struct hostapd_data *hapd,
66 char *buf, size_t buflen)
67 {
68 return hostapd_ctrl_iface_sta_mib(hapd, hapd->sta_list, buf, buflen);
69 }
70
71
hostapd_ctrl_iface_sta(struct hostapd_data * hapd,const char * txtaddr,char * buf,size_t buflen)72 int hostapd_ctrl_iface_sta(struct hostapd_data *hapd, const char *txtaddr,
73 char *buf, size_t buflen)
74 {
75 u8 addr[ETH_ALEN];
76 int ret;
77
78 if (hwaddr_aton(txtaddr, addr)) {
79 ret = os_snprintf(buf, buflen, "FAIL\n");
80 if (ret < 0 || (size_t) ret >= buflen)
81 return 0;
82 return ret;
83 }
84 return hostapd_ctrl_iface_sta_mib(hapd, ap_get_sta(hapd, addr),
85 buf, buflen);
86 }
87
88
hostapd_ctrl_iface_sta_next(struct hostapd_data * hapd,const char * txtaddr,char * buf,size_t buflen)89 int hostapd_ctrl_iface_sta_next(struct hostapd_data *hapd, const char *txtaddr,
90 char *buf, size_t buflen)
91 {
92 u8 addr[ETH_ALEN];
93 struct sta_info *sta;
94 int ret;
95
96 if (hwaddr_aton(txtaddr, addr) ||
97 (sta = ap_get_sta(hapd, addr)) == NULL) {
98 ret = os_snprintf(buf, buflen, "FAIL\n");
99 if (ret < 0 || (size_t) ret >= buflen)
100 return 0;
101 return ret;
102 }
103 return hostapd_ctrl_iface_sta_mib(hapd, sta->next, buf, buflen);
104 }
105